Declension table of ?kanyātva

Neuter	Singular	Dual	Plural
Nominative	kanyātvam	kanyātve	kanyātvāni
Vocative	kanyātva	kanyātve	kanyātvāni
Accusative	kanyātvam	kanyātve	kanyātvāni
Instrumental	kanyātvena	kanyātvābhyām	kanyātvaiḥ
Dative	kanyātvāya	kanyātvābhyām	kanyātvebhyaḥ
Ablative	kanyātvāt	kanyātvābhyām	kanyātvebhyaḥ
Genitive	kanyātvasya	kanyātvayoḥ	kanyātvānām
Locative	kanyātve	kanyātvayoḥ	kanyātveṣu

Compound kanyātva -

Adverb -kanyātvam -kanyātvāt